Geyserite

Geyserite from Iceland

Geyserite is a form of opaline silica that is often found around hot springs and geysers. Botryoidal geyserite is known as fiorite. It is sometimes referred to as sinter.

References

Geyserite basin at Chinese Spring, Upper Geyser Basin, Yellowstone

Wikimedia Commons has media related to Geyserite.

Miscellaneous

Notable varieties

Chalcedony	Agate Carnelian Chrysoprase Heliotrope Onyx

Opal	Fiorite Geyserite

Quartz	Amethyst Ametrine Smoky quartz Shocked quartz Vermarine

This article is issued from Wikipedia - version of the 1/15/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.